Tongue cleaner



FIG. 1 is a top plan view of a tongue cleaner, showing my new design;

FIG. 2 is a side elevation thereof;

FIG. 3 is a front elevation thereof;

FIG. 4 is a bottom plan thereof; and

FIG. 5 is an enlarged cross section taken on line 5--5 of FIG. 4. 

The ornamental design for a tongue cleaner, as shown and described. 